436 W 4TH ST
Office building — one story · Pomona · 91766
At a glance
436 W 4TH ST in Pomona, CA is listed on the Los Angeles County property roll as “Office building — one story”, AIN 8341007027. The roll records 15,408 sq ft of building area, a 1963 build year and an assessed value of $432,517. 1 active business locations at this address appear in public records.
Public record — 1 matched business locations
Tenants & business locations
| Company | Suite / floor | Since | Source | Match |
|---|---|---|---|---|
| ADVANCED REBAR COMPANY LLC | SUITE #225 | May 2026 | LA business tax registry | address match · high |
Los Angeles County assessment roll
Parcel record
| Field | Value |
|---|---|
| AIN | 8341007027 |
| Site address | 436 W 4TH ST |
| Land use (DOR) | 1700 — Office building — one story |
| Building area (actual) | 15,408 sq ft |
| Floors / units / buildings | — / — / 1 |
| Lot size | — |
| Year built | 1963 |
| Zoning (primary) | — |
| Land value | $60,060 |
| Building value | — |
| Total assessed value | $432,517 |
Recorded owner (assessment roll)
No owning organisation shown. Where the county roll names a private individual, the name and mailing address are not published here.
Location
- Address
- 436 W 4TH ST
- City
- Pomona
- ZIP
- 91766
- Coordinates
- 34.05567, -117.75379
Within ~650 m
Nearby office buildings
- 300 S PARK AVE0 tenants
125,460 sq ft · 1972
- 100 W 2ND ST0 tenants
57,846 sq ft · 1963
- 213 N CYPRESS ST0 tenants
37,556 sq ft · 1963
- 301 W 2ND ST0 tenants
35,760 sq ft · 1924
- 399 N GAREY AVE0 tenants
35,004 sq ft · 1955
- 375 S MAIN ST.0 tenants
29,814 sq ft · 1948
How does 436 W 4TH ST compare with other Los Angeles office buildings?
At 15,408 sq ft, 436 W 4TH ST is about 20% smaller than the average office building on the Los Angeles County roll, which comes to 19,230 sq ft across 19,626 buildings.
Its assessed value works out to $28 per square foot of building area, against $306 across all office floor area on the roll.
Does the owner of 436 W 4TH ST hold other Los Angeles office property?
Los Angeles County's published roll does not include owner names, so no owner is shown for any parcel in this metro.
What does “Office Building” mean for this parcel?
The Los Angeles County roll classifies AIN 8341007027 as “Office Building” (use code 1700). BuildingCensus includes a parcel in its office census when the roll gives it an office-class use, so the label is the county's, not an inference.
Frequently asked questions
Who owns 436 W 4TH ST?
Los Angeles County's published roll does not include owner names, so no owner is shown.
What companies have offices at 436 W 4TH ST?
1 active business locations at this building appear in Los Angeles County public records, including ADVANCED REBAR COMPANY LLC. Public records under-count tenants that don't hold a local receipt or register the address.
How big is 436 W 4TH ST?
The Los Angeles County roll records 15,408 sq ft of building area, a build year of 1963.
What is the assessed value of 436 W 4TH ST?
$432,517 on the Los Angeles County roll. Assessed values are taxable-roll figures, not market prices.
What is the AIN for 436 W 4TH ST?
AIN 8341007027, site address 436 W 4TH ST, Pomona. It is the key to look the parcel up in the County Assessor annual roll (Los Angeles County).
More around 436 W 4TH ST
Everything here comes from public records, and public records go stale. If you know better, say so.
Data provenance — public records only
- Los Angeles County — County Assessor annual roll (use codes, areas, values; California law redacts owner names from bulk data) and the city Office of Finance active-business registry, whose addresses carry floor and suite numbers.
Every fact on this page is drawn from the government records above — no listing sites, no scraped platforms, no third-party images. Facts from public records are uncopyrightable; each tenancy row carries its source and match confidence. Records can lag reality — a business-tax receipt or registration at an address is evidence of occupancy, not a lease confirmation.
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Dataset updated . Source: Los Angeles County assessment roll, AIN 8341007027.
About this data
Source: County Assessor annual roll (Los Angeles County), as published September 20, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “436 W 4TH ST, Pomona, CA (AIN 8341007027)”, https://buildingcensus.com/offices/la/office-building-217a8fa7 (data as of September 20, 2026).